{"id":"CVE-2026-103493","aliases":["EUVD-2026-90584","GHSA-6qqm-669w-6778"],"status":"published","title":"In JetBrains YouTrack before 2026.2.19422 stored XSS via Mermaid and LaTeX content was possible","description":"In JetBrains YouTrack before 2026.2.19422 stored XSS via Mermaid and LaTeX content was possible","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00221,"percentile":0.12843,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-10-01T09:15:26Z","modified":"2026-10-01T16:17:36Z","products":[{"vendor":"jetbrains","product":"youtrack"}],"references":[{"url":"https://www.jetbrains.com/privacy-security/issues-fixed/","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-103493"},{"url":"https://www.jetbrains.com/privacy-security/issues-fixed"},{"url":"https://github.com/advisories/GHSA-6qqm-669w-6778"}],"sources":{"cve":[{"id":"CVE-2026-103493","description":"In JetBrains YouTrack before 2026.2.19422 stored XSS via Mermaid and LaTeX content was possible","status":"published","published":"2026-10-01T09:15:26.048Z","modified":"2026-10-01T15:05:50.615Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T13:34:37.420074Z"}],"euvd":[{"id":"EUVD-2026-90584","description":"In JetBrains YouTrack before 2026.2.19422 stored XSS via Mermaid and LaTeX content was possible","status":"published","published":"2026-10-01T09:15:26Z","modified":"2026-10-01T15:05:50Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T17:27:45.695512Z"}],"ghsa":[{"id":"GHSA-6qqm-669w-6778","title":"In JetBrains YouTrack before 2026.2.19422 stored XSS via Mermaid and LaTeX content was possible","description":"In JetBrains YouTrack before 2026.2.19422 stored XSS via Mermaid and LaTeX content was possible","status":"published","published":"2026-10-01T12:31:12Z","modified":"2026-10-01T12:31:13Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:12:39.998127Z"}],"nvd":[{"id":"CVE-2026-103493","description":"In JetBrains YouTrack before 2026.2.19422 stored XSS via Mermaid and LaTeX content was possible","status":"published","published":"2026-10-01T10:17:14.78Z","modified":"2026-10-01T16:17:36.47Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:53.097633Z"}]}}